CN216444464U

CN216444464U - Novel unloading device

Info

Publication number: CN216444464U
Application number: CN202121837086.5U
Authority: CN
Inventors: 孙敏
Original assignee: Hante Energy Saving System Kunshan Co ltd
Current assignee: Hante Energy Saving System Kunshan Co ltd
Priority date: 2021-08-09
Filing date: 2021-08-09
Publication date: 2022-05-06
Anticipated expiration: 2031-08-09

Abstract

The utility model belongs to the technical field of dust discharging of dust collectors, and particularly relates to a novel discharging device which comprises an ash bucket body, wherein the ash bucket body is provided with a gas storage tank and a honeycomb plate, the gas storage tank is arranged on the outer side wall of the ash bucket body, a safety valve and a pressure gauge are arranged above the gas storage tank, a ball valve is connected to a gas outlet of the gas storage tank and is positioned between a sealing flange and the gas storage tank, the other end of the sealing flange is connected with a gas inlet I of an electromagnetic valve through a stainless steel pipe, a gas outlet II of the electromagnetic valve is connected to the honeycomb plate through a conveying pipe, a vibrating device is vibrated through gas, dust accumulated in the ash bucket is loosened through vibration, the dust discharging speed can be accelerated better, meanwhile, the vibration of the vibrating device can enable the dust on the inner wall of the ash bucket to fall off, the discharging speed is increased, and meanwhile, the dust is prevented from being attached to the inner wall of the ash bucket, more efficient unloading is realized.

Description

Novel unloading device

Technical Field

The utility model belongs to the technical field of dust discharging of thermal power plants, and particularly relates to a novel discharging device.

Background

The coal-fired boiler can continuously generate smoke in the using process, and the smoke contains a large amount of coal ash. In order to reduce the pollution of flue gas to the environment, the exhaust department of boiler can be filtered through dust collecting equipment and intercept a part of coal ash, and the coal ash can be collected the ash bucket and keep in after dust collector's filtration, because the export of ash bucket is less, the quality of dust is lighter, long-time piling up causes the dust to extrude together in ash bucket inside, causes to unload grey speed slowly, when the speed of unloading is less than the accumulational speed of dust, will cause the inside short circuit of dust remover to cause certain loss.

SUMMERY OF THE UTILITY MODEL

At present, the dust knocked down by rapping is mainly accumulated in an ash bucket in the electric dust removal of a thermal power plant, the ash bucket is temporarily opposite, sometimes, the dust is discharged slowly due to long-time dust accumulation, and meanwhile, some dust is attached to the inner wall of the ash bucket. The utility model provides a novel discharging device, which can better accelerate the discharging speed of dust by vibrating a vibrating device through gas to make the dust accumulated in an ash hopper loose due to vibration, and can increase the discharging speed by making the dust on the inner wall of the ash hopper fall off due to the vibration of the vibrating device, and simultaneously avoid the dust from attaching to the inner wall of the ash hopper, thereby realizing more efficient discharging.

The utility model provides the following technical scheme: a novel discharging device comprises an ash bucket body, wherein the ash bucket body is provided with a gas storage tank and a honeycomb plate, the gas storage tank is arranged on the outer side wall of the ash bucket body, a safety valve and a pressure gauge are arranged on the upper side of the gas storage tank, a ball valve is connected to the gas outlet of the gas storage tank, the ball valve is positioned between a sealing flange and the gas storage tank, the other end of the sealing flange is connected with a first gas inlet of an electromagnetic valve through a stainless steel pipe, a second gas outlet of the electromagnetic valve is connected to the honeycomb plate through a conveying pipe, a control box is arranged on the lower part of the gas storage tank, the control box is connected to the ash bucket body through a mounting frame, a PLC is arranged in the control box, the honeycomb plate is arranged on the inner wall of the ash bucket body, a vibrating device is arranged in the honeycomb plate, the vibrating device is respectively connected to a first gas inlet pipe, a second gas inlet pipe and a third gas inlet pipe, and the outer side surface of the vibrating device is connected with a pushing plate, and a first return spring, a telescopic rod and a one-way valve are arranged in the vibration device.

The ash bucket comprises an ash bucket body, wherein an air inlet valve port penetrates through the ash bucket body and is arranged on the outer side of four surfaces of the ash bucket body, the air inlet valve port is connected with a flange plate, an air storage tank is arranged on the opposite side of one side of the ash bucket body, the air storage tank is arranged on an air storage tank bracket, the air storage tank bracket is welded on the ash bucket body, an air inlet communicated with the air storage tank is connected with an air compression device, a ball valve is connected with a first air outlet of the air storage tank, and a safety valve and a pressure gauge are connected to one side of the first air inlet at the top end of the air storage tank; monitor the inside gas pressure of gas holder through the manometer, when gas holder internal pressure exceeded the safe value of settlement, the relief valve was opened and is released gas holder internal pressure, and when the gas pressure of release reached the safe value, the relief valve stopped the pressure release, and two honeycomb panels are carried to a gas holder, and the ball valve can be used to the gas outlet closure of manually operation gas holder.

The control box is connected to the mounting bracket, the mounting bracket is welded to the ash bucket body, the control box is rectangular and is arranged below the air storage tank, the PLC is arranged inside the control box and is electrically connected with the electromagnetic valve, and the PLC is connected to a control room computer; the PLC is used for controlling the closing of the electromagnetic valve to control the gas delivery of the gas storage tank, the internal program of the PLC can write data through a computer in the control room, and the opening frequency of the electromagnetic valve can be controlled through program setting to meet the control requirement.

The honeycomb plate is internally hollow, a first air inlet pipe, a second air inlet pipe and a third air inlet pipe can be placed in the hollow part of the honeycomb plate, the first air inlet pipe, the second air inlet pipe and the third air inlet pipe are equal in length, one end of the first air inlet pipe, one end of the second air inlet pipe and one end of the third air inlet pipe are connected to a third air inlet of the honeycomb plate, and an air inlet of the honeycomb plate is connected to an air inlet valve port of the ash bucket body; the gas is conveyed through the first gas inlet pipe, the second gas inlet pipe and the third gas inlet pipe, so that the first gas inlet pipe, the second gas inlet pipe and the third gas inlet pipe are identical in length in order to avoid uneven gas pressure conveying, and the gas pressure conveying is uniform to reach the vibration device.

The vibration device is distributed in an inverted trapezoid shape and is arranged in the honeycomb plate, a push-punching plate is arranged on the outer side of the vibration device, the push-punching plate is in a circular structure, the push-punching plate is arranged in the inner cavity, the lower portion of the push-punching plate is connected with a telescopic rod and a first return spring, and the first return spring is connected with the push-punching plate and the bottom of the inner cavity through a connecting piece; the gas enters the inner cavity to push the push plate to move outwards and drives the telescopic rod to move upwards, when the bottom of the push plate moves to the upper edge part of the inner cavity, the gas is released, the push plate is pulled by the reset spring to reset, and the gas can be discharged from a gap because the push plate cannot be completely attached to the wall of the inner cavity.

The check valve is in a circular rubber structure and is arranged on the upper side of a check valve inner wall back buckling device; the pressure release valve is pushed by gas and moves upwards, the gas enables the interior of the check valve to be full of air pressure through the middle gap of the check valve, and the high air pressure pushes the pushing plate to move upwards through injection.

The utility model has the beneficial effects that: the original air pressure device of the thermal power plant is utilized, so that the air storage tank is connected to the air pressure device of the power plant to supply pressure to the air storage tank, and the utilization of the existing resources is realized; the gas storage tank supplies pressure to the vibration device, the vibration device generates outward thrust due to gas spray explosion, the push-and-push plate can move outwards, the rubber ring at the top end of the one-way valve is used for preventing external dust from entering the one-way valve, the gas in the inner cavity of the vibration device can also clean some very little dust entering the inner cavity, the dust in the dust hopper is loosened due to the vibration generated when the dust in the dust hopper body is extruded by the push-and-push plate, and the dust attached to the inner wall of the dust hopper can be cleaned due to the vibration generated by the vibration device; on one hand, the discharging of the ash bucket is accelerated through the vibration device, and meanwhile, the dust is prevented from being attached to the inner wall to generate accumulation; the device can carry out program control to PLC on the computer, can open single honeycomb panel, also can open two or four simultaneously, can control according to actual conditions, reaches the effect of unloading.

The parts of the device not involved are the same as or can be implemented using prior art.

Drawings

FIG. 1 is a front view of the ash bucket body of the present invention;

FIG. 2 is a schematic top view of the ash hopper of the present invention;

FIG. 3 is a schematic view of the gas storage device of the present invention;

FIG. 4 is a schematic view of the internal structure of the honeycomb panel of the present invention;

FIG. 5 is a schematic view of the rapping device in the interior A of the honeycomb panel according to the present invention;

in the figure: 1. an ash bucket body; 2. a gas storage tank; 3. an air inlet valve port; 4. a gas tank holder; 5. a control box; 6. a honeycomb panel; 7. a vibrating device; 8. a safety valve; 9. a pressure gauge; 10. The air inlet I, the air inlet 11 and the sealing flange; 12. an electromagnetic valve; 13. a second air inlet; 14. a first air inlet; 15, an air inlet III; 16. pushing the punching plate; 17. a rubber ring; 18. a telescopic rod; 19. A first return spring; 20. a pressure relief valve; 21. a check valve; 22. a second return spring; 23. A first air inlet pipe; 24. a second air inlet pipe; 25. a third air inlet pipe; 26. a ball valve; 27. a second air outlet; 28. a one-way valve; 29. a flange plate.

Detailed Description

Referring to fig. 1-5, the present invention provides the following technical solutions: the utility model provides a novel discharging device, includes ash bucket body 1, ash bucket body 1 has installed gas holder 2 and honeycomb panel 6, gas holder 2 is installed on ash bucket body 1's lateral wall, relief valve 8, manometer 9 have been installed to 2 upside sides of gas holder, 2 gas outlets of gas holder are one-tenth connected with ball valve 26, ball valve 26 is located between sealing flange 11 and the gas holder 2, the sealing flange 11 other end passes through two 13 of air inlet of nonrust steel pipe connection solenoid valve 12, two 27 gas outlets of solenoid valve 12 pass through duct connections in three 15 of air inlet of honeycomb panel 6, control box 5 has been installed to the lower part of gas holder 2, control box 5 passes through the mounting bracket and connects in ash bucket body 1, honeycomb panel 6 has been installed on the inner wall of ash bucket body 1, vibrating device 7 has been installed to the inside of honeycomb panel 6, vibrating device 7 connects respectively in intake pipe 23, The vibration device 7 comprises a second air inlet pipe 24 and a third air inlet pipe 25, the outer side surface of the vibration device 7 is connected with the push plate 16, and a first return spring 19, a telescopic rod 18 and a one-way valve 28 are arranged inside the vibration device 7.

In this embodiment: the PLC model is as follows: ST 30.

In this embodiment: the model of the electromagnetic valve is DC-24V 4V 110-06.

An air inlet valve port 3 is arranged on the outer sides of four surfaces of the ash bucket body 1 and penetrates through the ash bucket body 1, the air inlet valve port 3 is connected with a flange 29, an air storage tank 2 is arranged on the opposite side of one side of the ash bucket body 1, the air storage tank 2 is arranged on an air storage tank support 4, the air storage tank support 4 is welded on the ash bucket body 1, an air inlet 10 of the air storage tank 2 is connected with an air compression device, the ball valve 26 is connected with an air outlet 14 of the air storage tank 2, and the safety valve 8 and the pressure gauge 9 are connected to one side of the air inlet 10 at the top end of the air storage tank 2; monitor 2 inside gas pressure of gas holder through manometer 9, when 2 inside pressure of gas holder surpassed the safe value of settlement, relief valve 8 opened and released 2 inside pressure of gas holder, and when the gas pressure of release reached the safe value, relief valve 8 stopped the pressure release.

The control box 5 is connected to the mounting bracket, the mounting bracket is welded to the ash bucket body 1, the control box 5 is rectangular and is arranged below the air storage tank 2, the interior of the control box 5 comprises a PLC, the PLC is electrically connected with the electromagnetic valve 12, and the PLC is connected to a control room computer; the PLC is used for controlling the closing of the electromagnetic valve 12 to control the gas conveying of the gas storage tank 2, the internal program of the PLC can write data into the control room through a computer, and the opening frequency of the electromagnetic valve 12 can be controlled through program setting to meet the control requirement.

The honeycomb plate 6 is hollow, a first air inlet pipe 23, a second air inlet pipe 24 and a third air inlet pipe 25 can be placed in the hollow part of the honeycomb plate 6, the lengths of the first air inlet pipe 23, the second air inlet pipe 24 and the third air inlet pipe 25 are equal, one end of the first air inlet pipe 23, one end of the second air inlet pipe 24 and one end of the third air inlet pipe 25 are connected to a third total air inlet 15 of the honeycomb plate 6, and an air inlet of the honeycomb plate 6 is connected to an air inlet valve port 3 of the ash bucket body 1; the gas is conveyed through the first gas inlet pipe 23, the second gas inlet pipe 24 and the third gas inlet pipe 25, so that the first gas inlet pipe 23, the second gas inlet pipe 24 and the third gas inlet pipe 25 are identical in length in order to avoid uneven gas pressure conveying, and the gas pressure conveying is uniform and reaches the vibration device 7.

The vibrating devices 7 are distributed in an inverted trapezoid shape and are arranged in the honeycomb panel 6, a pushing and punching plate 16 is arranged on the outer side of the vibrating devices 7, the pushing and punching plate 16 is of a circular structure, the pushing and punching plate 16 is arranged in the inner cavity, the lower portion of the pushing and punching plate 16 is connected with a telescopic rod 18 and a first return spring 19, and the first return spring 19 is connected with the pushing and punching plate 16 and the bottom of the inner cavity through a connecting piece; the gas enters the inner cavity to push the push-stamping plate 16 to move outwards and drive the telescopic rod 18 to move upwards, when the bottom of the push-stamping plate 16 moves to the upper edge part of the inner cavity, the gas is released, the reset spring pulls the push-stamping plate 16 to reset, and the gas can be discharged from a gap because the push-stamping plate cannot be completely attached to the wall of the inner cavity.

The check valve 28 is in a circular cylinder shape and is arranged at the bottom of the inner cavity, the rubber ring 17 is arranged at the top of the check valve 28, the pressure release valve 20, the check valve 21 and the second reset spring 22 are arranged in the check valve 28, the check valve 21 is in a circular rubber structure, and the check valve 21 is arranged on the upper side of the back-buckling device on the inner wall of the check valve 28; the pressure relief valve 20 is pushed by gas, the pressure relief valve 20 moves upwards, the gas fills the inner part of the check valve 28 with gas pressure through the middle gap of the check valve 21, and the high gas pressure pushes the thrust plate 16 to move upwards through jetting.

The working principle and the using process of the utility model are as follows: the ash bucket body is provided with two gas storage tanks, the gas storage tanks are respectively connected with a ball valve and an electromagnetic valve, the ball valve can close the output of gas in the gas storage tanks, the later maintenance work of the electromagnetic valve is achieved, the gas storage tanks store the gas, when the internal gas pressure of the gas storage tanks exceeds a set value, a safety valve is opened, the gas storage tanks are exhausted and decompressed, the internal gas of the gas storage tanks reaches a set safety value, a PLC (programmable logic controller) is edited by a computer, the opening and closing time of the electromagnetic valve and the number of open honeycomb panels can be set, the electromagnetic valve controls the gas conveying to be closed, a vibrating device opens the gas pressure through the electromagnetic valve, the gas pressure enters a one-way valve through a gas inlet pipe, the length of the gas inlet pipe is the same, the non-uniform distribution of the gas pressure of the vibrating device is avoided, the pressure relief valve moves upwards due to the receipt of forward gas pressure, and the gas is conveyed outwards through the middle of a check valve, the pushing and punching plate moves outwards, the lower side of the pushing and punching plate is connected with a telescopic rod, when the bottom of the pushing and punching plate moves outwards to the outer side surface of the honeycomb plate, gas diffuses outwards through gaps, and dust in the ash bucket body is loosened due to vibration generated by the movement of the honeycomb plate, because the outward diffusion of the gas has the gas vibration effect on the dust, the vibration generated by the vibration device can clean the dust attached to the inner wall of the ash hopper, the two reset springs at the bottom of the push-and-push plate reset the push-and-push plate, the air in the cavity generated by resetting is discharged from the gap between the push-and-push plate and the inner cavity wall, in order to prevent the entry of a little dust generated by the gap between the push-and-push plate and the inner cavity wall, when the vibration device moves next time, the inner cavity is filled with gas, so that little dust is blown out, thereby reach the inner chamber normal operating, through the vibration to the dust production to reach the speed of unloading of the dust in the realization ash bucket.

Claims

1. The utility model provides a novel discharge apparatus which characterized in that: the dust hopper comprises a dust hopper body, wherein a gas storage tank and a honeycomb plate are arranged on the dust hopper body, the gas storage tank is arranged on the outer side wall of the dust hopper body, a safety valve and a pressure gauge are arranged on the upper side of the gas storage tank, a ball valve is connected to the gas outlet of the gas storage tank, the ball valve is located between a sealing flange and the gas storage tank, the other end of the sealing flange is connected with a first gas inlet of an electromagnetic valve through a stainless steel pipe, a second gas outlet of the electromagnetic valve is connected with the honeycomb plate through a conveying pipe, a control box is arranged on the lower portion of the gas storage tank and connected with the dust hopper body through a mounting frame, the honeycomb plate is arranged on the inner wall of the dust hopper body, a vibration device is arranged inside the honeycomb plate, the vibration device is respectively connected with a first gas inlet pipe, a second gas inlet pipe and a third gas inlet pipe, the outer side surface of the vibration device is connected with a push-punching plate, and a first reset spring, a second honeycomb plate is arranged inside the vibration device, Telescopic link and check valve.

2. The novel discharging device as claimed in claim 1, wherein: the ash bucket comprises an ash bucket body, and is characterized in that air inlet valve ports are arranged on the outer sides of four surfaces of the ash bucket body and penetrate through the ash bucket body, the air inlet valve ports are connected with flange plates, an air storage tank is arranged on the opposite side of one side of the ash bucket body, the air storage tank is arranged on an air storage tank support, the air storage tank support is welded on the ash bucket body, an air inlet of the air storage tank is connected with an air compression device, the ball valve is connected with a first air outlet of the air storage tank, and the safety valve and the pressure gauge are connected to one side of the first air inlet at the top end of the air storage tank.

3. The novel discharging device as claimed in claim 1, wherein: the control box is connected in the installing support, and the installing support welds in ash bucket body, the shape of control box is the rectangle and installs in the gas holder below, the inside of control box includes PLC, PLC and solenoid valve electric connection, and PLC connects in control room computer.

4. The novel discharging device as claimed in claim 1, wherein: the honeycomb board is hollow, a first air inlet pipe, a second air inlet pipe and a third air inlet pipe can be placed in the hollow part of the honeycomb board, the first air inlet pipe, the second air inlet pipe and the third air inlet pipe are equal in length, one end of the first air inlet pipe, one end of the second air inlet pipe and one end of the third air inlet pipe are connected to the third air inlet of the honeycomb board, and the air inlet of the honeycomb board is connected to an air inlet valve port of the ash bucket body.

5. The novel discharging device as claimed in claim 1, wherein: the vibrating device is distributed in an inverted trapezoid shape and is installed in the honeycomb plate, a pushing and punching plate is installed on the outer side of the vibrating device, the pushing and punching plate is of a circular structure, the pushing and punching plate is installed in the inner cavity, the lower portion of the pushing and punching plate is connected with a telescopic rod and a first return spring, and the first return spring is connected with the pushing and punching plate and the bottom of the inner cavity through a connecting piece.

6. The novel discharging device as claimed in claim 1, wherein: the shape of check valve installs in the inner chamber bottom for circular cylinder, the rubber circle has been installed to the check valve top, relief valve, check valve, reset spring two have been installed to the inside of check valve, the check valve is ring rubber structure, the check valve is installed at check valve inner wall back-buckling device upside.